//学生分布情况
export const charLeftBottom = {
  tooltip: {
    trigger: 'axis'
  },
  legend: {
    textStyle: {
      color: '#000',
      fontSize: 12
    },
    icon: 'circle',
    data: null
  },
  grid: {
    left: '3%',
    right: '4%',
    bottom: '3%',
    containLabel: true
  },
  xAxis: {
    type: 'category',
    boundaryGap: false,
    data: null,
  },
  yAxis: {
    type: 'value'
  },
  series: null
};